HSG80 Enterprise/Modular Storage RAID Array Fibre Channel Solution Software V8.7A for Windows Release Notes (AA-RH0QL-TE, July 2003)

ACS Feature Support

37Release Notes – HSG80 Enterprise/Modular Storage RAID Array Fibre Channel Solution

Software Version 8.7A for Windows

NOTE: Repeat step 12 on both controllers (THIS_CONTROLLER and OTHER_CONTROLLER)

until no unwritten data remains in either cache module memory. If unwritten data is present after

several minutes, verify that the WRITEBACK_CACHE switch is disabled on all units by using the

SHOW UNITS FULL command. For any units with the WRITEBACK_CACHE switch enabled,

return to step 11 and proceed.

13. Shut down Controller B by using the following command:

HSGA> SHUTDOWN OTHER_CONTROLLER

NOTE: Disregard any messages pertaining to misconfigured controllers or failover status.

NOTE: After Controller B shuts down, the Reset button 1 and the first three LEDs 2 light up

(see Figure 1). Proceed only after the Reset button stops flashing and remains on.

Figure 1: HSG80 array controller Reset button and LEDs

14. Verify that all units failed over to Controller A by using the following command to

show the status of each unit:

HSGA> SHOW UNITS FULL

The following text is only a portion of the resulting display. An arrow points to the

pertinent status indication:

15. Run VTDPY to verify that all units are online and that there is no I/O activity by

entering the following CLI command:

HSGA> RUN VTDPY

1 Reset button

2 First three LEDs

State:

ONLINE to this controller

Not reserved

NOPREFERRED_PATH

123456

CXO6991A